LTM8073EY#PBF

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DC-DC converters are essential components in many power systems. Often used to increase or decrease the voltage level of a direct current power source, they provide greater control over power delivery than traditional voltage regulation systems. A particular example of a DC-DC converter is LTM8073EY#PBF, which is used in high-efficiency applications to provide a regulated output voltage.

The LTM8073EY#PBF is an adjustable high-efficiency synchronous stepping down DC-DC Buck converter. It has a built-in power stage capable of delivering up to 8A of output current. With selectable constant frequency current-mode control and a maximum switching frequency of 1.2MHz, it offers both fast transient response and low output ripple. The integrated 4A gate driver allows it to operate efficiently under light load conditions.

The wide input voltage range of the LTM8073EY#PBF makes it suitable for a variety of applications. Its range of 5V to 36V allows it to be used with a wide range of power sources, from standard 5V or 12V supplies, to more complex systems. The output voltage can be adjusted from 0.8V to a maximum of 24V, making it suitable for powering logic circuits, LED drivers, and other low voltage devices.

The LTM8073EY#PBF includes a number of features designed to improve reliability. For example, the device has a built-in soft start circuit which allows the output voltage to rise gradually to its predetermined level. This helps avoid inrush current and eliminates the need for external components to manage output. Additionally, the internal current limit and thermal shutdown features help protect the device from in-application abuse. The device also includes an enable pin with adjustable output voltage for additional functionality.

The LTM8073EY#PBF is a synchronous Buck converter and thus requires two power switching stages; one stage to convert the input voltage to a higher voltage with the switch, and a second stage to convert the higher voltage to the output voltage. The two switching stages are controlled independently by external gating signals, with the external MOSFETs controlling the power loss from the input to the output of the system. During the first stage, the integrated MOSFET is switched on, and draws current from the input voltagesource. This current is then used to charge the output capacitors, and the output voltage is regulated by manipulating the duty cycle of the MOSFET. During the second stage, the second external MOSFET is switched on to transfer the current from the input capacitors to the output capacitors.

The LTM8073EY#PBF is designed for high-efficiency applications and offers a highly integrated solution for regulating direct current power sources. Its wide input voltage range and adjustable output voltage provide greater flexibility for powering logic circuits and other low voltage devices, while its integrated features ensure improved reliability.

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